RRB Group-D 11th Oct 2018-shift -1
For the following questions answer them individually
If 3 is added to both the numerator and the denominator, the fraction becomes $$\frac{10}{11}$$ When 4 is subtracted from both the 4 numerator and the denominator of the same fraction, it becomes $$\frac{3}{4}$$ . What is the value of the fraction?
In which of the following classifications are the elements arranged in the order of their increasing atomic number?
The difference between the selling prices of a keyboard at losses 15% and 25% is ₹ 50. Then the cost price of a keyboani is :
Read the given statement(s) and conclusions carefully and select which of the conclusions logically follow(s) from the 8 statement(s).
Statement :
Sound is produced when something. vibrates. The vibrating body causes the medium around it to vibrate. Conclusions:
I. By medium, they mean only Air
II. Sound is produced by vibration
